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Cheap flights from Bismarck to Washington, D.C. from $208

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bismarck to Washington, D.C. departing on 1/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Delta Logo
5:27 pm - 11:57 pm
BIS
-
IAD
5h 30m1 stop
Delta Logo
7:00 am - 12:23 pm
IAD
-
BIS
6h 23m1 stop
$257Delta
Thu, Jan 8 - Thu, Jan 15
Delta Logo
5:00 am - 4:46 pm
BIS
-
IAD
10h 46m2 stops
Delta Logo
7:00 am - 12:23 pm
IAD
-
BIS
6h 23m1 stop
$262Delta
Thu, Jan 8 - Thu, Jan 15
United Airlines Logo
1:44 pm - 11:20 pm
BIS
-
IAD
8h 36m1 stop
United Airlines Logo
4:00 pm - 11:43 pm
IAD
-
BIS
8h 43m1 stop
$532United Airlines
Sat, Mar 7 - Thu, Mar 12
American Airlines Logo
2:25 pm - 10:53 pm
BIS
-
IAD
7h 28m1 stop
American Airlines Logo
6:00 am - 1:55 pm
IAD
-
BIS
8h 55m1 stop
$609American Airlines
Sun, Mar 8 - Wed, Mar 11
American Airlines Logo
2:25 pm - 10:53 pm
BIS
-
IAD
7h 28m1 stop
American Airlines Logo
2:03 pm - 11:55 pm
IAD
-
BIS
10h 52m2 stops
$614American Airlines
Sun, Mar 8 - Wed, Mar 11
American Airlines Logo
3:04 pm - 10:19 pm
BIS
-
IAD
6h 15m1 stop
American Airlines Logo
6:45 am - 12:37 pm
IAD
-
BIS
6h 52m1 stop
$629American Airlines
Sun, Apr 12 - Thu, Apr 16
Delta Logo
5:00 am - 4:46 pm
BIS
-
IAD
10h 46m2 stops
Delta Logo
5:26 pm - 11:26 pm
IAD
-
BIS
7h 00m2 stops
$664Delta
Thu, Jan 8 - Thu, Jan 15
Delta Logo
11:30 am - 12:09 am
BIS
-
IAD
11h 39m2 stops
Delta Logo
1:00 pm - 11:14 pm
IAD
-
BIS
11h 14m2 stops
$674Delta
Mon, Jun 8 - Wed, Jun 10
United Airlines Logo
1:44 pm - 6:20 am
BIS
-
IAD
15h 36m2 stops
United Airlines Logo
4:00 pm - 11:43 pm
IAD
-
BIS
8h 43m1 stop
$678United Airlines
Sat, Mar 7 - Thu, Mar 12
American Airlines Logo
2:40 pm - 10:48 pm
BIS
-
IAD
7h 08m1 stop
American Airlines Logo
2:03 pm - 11:55 pm
IAD
-
BIS
10h 52m2 stops
$716American Airlines
Sat, Mar 7 - Thu, Mar 12

Delta flights from Bismarck to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Bismarck to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Jan 8
BIS5:27 pmBismarck
5h 30m
1 stop
IAD11:57 pmWashington, D.C. Dulles Intl
Jan 15
IAD7:00 amWashington, D.C. Dulles Intl
6h 23m
1 stop
BIS12:23 pmBismarck
$257
Find similar
Delta
Jan 8
BIS5:00 amBismarck
10h 46m
2 stops
IAD4:46 pmWashington, D.C. Dulles Intl
Jan 15
IAD7:00 amWashington, D.C. Dulles Intl
6h 23m
1 stop
BIS12:23 pmBismarck
$262
Find similar
Delta
Dec 19
BIS11:47 amBismarck
5h 25m
1 stop
IAD6:12 pmWashington, D.C. Dulles Intl
Dec 26
IAD2:21 pmWashington, D.C. Dulles Intl
6h 28m
1 stop
BIS7:49 pmBismarck
$439
Find similar

United Airlines flights from Bismarck to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Bismarck to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Dec 31
BIS8:10 amBismarck
12h 06m
2 stops
IAD9:16 pmWashington, D.C. Dulles Intl
Jan 4
IAD6:20 amWashington, D.C. Dulles Intl
7h 50m
1 stop
BIS1:10 pmBismarck
$837
Find similar
United Airlines
Dec 27
BIS5:45 amBismarck
6h 31m
1 stop
IAD1:16 pmWashington, D.C. Dulles Intl
Jan 3
IAD9:47 amWashington, D.C. Dulles Intl
7h 43m
1 stop
BIS4:30 pmBismarck
$853
Find similar
United Airlines
Dec 31
BIS8:10 amBismarck
12h 06m
2 stops
IAD9:16 pmWashington, D.C. Dulles Intl
Jan 4
IAD10:06 pmWashington, D.C. Dulles Intl
16h 04m
2 stops
BIS1:10 pmBismarck
$867
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Bismarck to Washington, D.C. Dulles Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Bismarck to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BismarckWashington, D.C.

BIS - IAD

BISIAD

Bismarck

Thu 1/8

5:27 pm-11:57 pm

1 stop5h 30m

Washington, D.C. Dulles Intl

Thu 1/15

7:00 am-12:23 pm

1 stop6h 23m

$257

BismarckWashington, D.C.

BIS - IAD

BISIAD

Bismarck

Thu 1/8

5:00 am-4:46 pm

2 stops10h 46m

Washington, D.C. Dulles Intl

Thu 1/15

7:00 am-12:23 pm

1 stop6h 23m

$262

BismarckWashington, D.C.

BIS - IAD

BISIAD

Bismarck

Sat 3/7

1:44 pm-11:20 pm

1 stop8h 36m

Washington, D.C. Dulles Intl

Thu 3/12

4:00 pm-11:43 pm

1 stop8h 43m

$532

BismarckWashington, D.C.

BIS - IAD

BISIAD

Bismarck

Sun 3/8

2:25 pm-10:53 pm

1 stop7h 28m

Washington, D.C. Dulles Intl

Wed 3/11

6:00 am-1:55 pm

1 stop8h 55m

$609

BismarckWashington, D.C.

BIS - IAD

BISIAD

Bismarck

Sun 3/8

2:25 pm-10:53 pm

1 stop7h 28m

Washington, D.C. Dulles Intl

Wed 3/11

2:03 pm-11:55 pm

2 stops10h 52m

$614

BismarckWashington, D.C.

BIS - IAD

BISIAD

Bismarck

Sun 4/12

3:04 pm-10:19 pm

1 stop6h 15m

Washington, D.C. Dulles Intl

Thu 4/16

6:45 am-12:37 pm

1 stop6h 52m

$629

BismarckWashington, D.C.

BIS - IAD

BISIAD

Bismarck

Thu 1/8

5:00 am-4:46 pm

2 stops10h 46m

Washington, D.C. Dulles Intl

Thu 1/15

5:26 pm-11:26 pm

2 stops7h 00m

$664

BismarckWashington, D.C.

BIS - IAD

BISIAD

Bismarck

Mon 6/8

11:30 am-12:09 am

2 stops11h 39m

Washington, D.C. Dulles Intl

Wed 6/10

1:00 pm-11:14 pm

2 stops11h 14m

$674

BismarckWashington, D.C.

BIS - IAD

BISIAD

Bismarck

Sat 3/7

1:44 pm-6:20 am

2 stops15h 36m

Washington, D.C. Dulles Intl

Thu 3/12

4:00 pm-11:43 pm

1 stop8h 43m

$678

BismarckWashington, D.C.

BIS - IAD

BISIAD

Bismarck

Sat 3/7

2:40 pm-10:48 pm

1 stop7h 08m

Washington, D.C. Dulles Intl

Thu 3/12

2:03 pm-11:55 pm

2 stops10h 52m

$716

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Bismarck to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Tuesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $268. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Bismarck to Washington, D.C. Dulles Intl Airport for around $637.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Bismarck in the morning is the least expensive time of day to depart. momondo users have found prices as low as $408 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $593 on average. Flights to Washington, D.C. Dulles Intl Airport from Bismarck at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Bismarck to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Bismarck to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bismarck to Washington, D.C. Dulles Intl Airport (BIS to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bismarck to Washington, D.C. Dulles Intl Airport

Fastest flight time

4h 59m

Direct flights

None
The fastest flight from Bismarck to Washington, D.C. Dulles Intl Airport takes 4h 59m
There are no direct flights from Bismarck to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Bismarck to Washington, D.C. Dulles Intl Airport.
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  • How far is Bismarck to Washington, D.C. Dulles Intl by plane?

    The distance between Bismarck and Washington, D.C. Dulles Intl is about 1292.9 mi. A reasonable flight in good conditions will take 4h 59m.

  • When did momondo last update prices for flights from Bismarck Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Bismarck Airport to Washington, D.C. Dulles Intl Airport refresh daily.

  • How old do you have to be to fly from Bismarck Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bismarck Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Harpers Ferry
Rockville
Gaithersburg
Reston
Manassas
Sterling
Fairfax

Why use momondo?

Why should I use momondo to find a flight deal from Bismarck to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bismarck to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Bismarck to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Bismarck which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Bismarck to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Bismarck to Washington, D.C..

I’m not ready to book a flight from Bismarck to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Bismarck and alert you when they change.

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